Release Notes
Table Of Contents
- INTRODUCTION:
 - Firmware Specification:
 - SUPPORTED APPLIANCES, ACCESS POINTS and Switches:
 - Network Management Software Support
 - INSTALLATION INFORMATION:
 - Known Restrictions and Limitations:
 - Supported web browsers
 - Port List
 - IETF Standards MIB Support:
 - EXTREME Networks Private Enterprise MIB Support
 - 802.11ac and 802.11n Clients
 - RADIUS Servers and Supplicants
 - Certification Authority
 - RADIUS Attributes Support
 - GLOBAL SUPPORT:
 
  Extreme Campus Controller Customer Release Notes 
8/6/2021 P/N: 9036846-05  Subject to Change Without Notice  Page: 2 of 21 
F0615-O 
Changes in 05.16.06.0008 
Rectified incorrect behavior of SNMP agent that sent SNMP traps out to all levels 
regardless of  the level setting in the configuration. 
CFD-6028 
Removed the condition that caused an erroneous alarm for bonded channels 
although the access points were configured for two different sites. 
CFD-6209 
Improved accuracy of data collected by RADIUS Accounting. 
CFD-6300 
Corrected the issue that prevented sending Link Aggregation Group (LAG) 
configuration from Extreme Campus Controller to Extreme 220 Series switches. 
CFD-6312 
Changes in 05.16.05.0012 
Removed inconsistency in client statistics exchange between XCC and XIQ. 
CFD-5966 
Added User Interface warning that enabling 802.11k on Networks/SSIDs can cause 
radio reset. 
CFD-5969 
Addressed issue preventing reference to VLAN 2500 
CFD-6003 
Improved logic of adding Topology/VLAN to Profile assignment to address conditions 
when assignments from VLAN creation accelerator may reset other previously 
assignments to the profile.  
CFD-6007 
Introduced restriction for Role names staring with “Unregistered role for “ as it 
conflicts with automatically internally generated references for Captive Portal.  
CFD-6040 
Rectified incorrect display of long profile name when a profile is created under a 
device group. 
CFD-6045 
Improved stability of Radius Accounting functionality to address issues where 
bandwidth was reported as very low. 
CFD-6070 
Improved license management resilience for better handling of very large entitlement 
licensed records.  
CFD-6072 
Improved an exception handling for management of backup files that could prevent  
deletion of backups once maximum size reached.  
CFD-6097 
Changes in 05.16.04.0004 
Fixed issue where re-ordering of network assignments could result in advertisement 
of OPEN networks (Captive Portal, etc..) as encrypted 
XCC-707 
Corrected issue where customized dashboards and queries may be lost during 
upgrade  for non-default admin users. 
XCC-741 
Enhancements in 05.16.03.0015 
Added support for auto-provisioned enhanced Opportunistic Wireless Encryption 
(OWE) companion for open WLANs. 
OWE (aka Enhanced Open) is a Wi-Fi standard which ensures that the 
communication between each pair of endpoints is protected from other endpoints, 
when connecting to an "OPEN" network. Unlike conventional Open Wi-Fi, it provides 
"Individualized Data Protection" such that data traffic between a client and access 
point is "individualized".  
XCC-578 










